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directivity index |
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directivity index [də‚rek′tiv·əd·ə ‚in‚deks]
(engineering acoustics) The directivity factor expressed in decibels; it is 10 times the logarithm to the base 10 of the directivity factor. Also known as directional gain. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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